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Lianhua Ammonia Nitrogen Experiment Frequently Asked Questions and Answers
Q1: When testing ammonia nitrogen, is it measured in terms of nitrogen element or ammonium ions? Answer: Ammonia nitrogen refers to the sum of nitrogen in the form of free ammonia (NH₃) and ammonium ions (NH₄⁺) in water, so the ammonia nitrogen we usually test is measured in terms of nitrogen. Q2...Read more -
Lianhua COD Experiment Knowledge Summary
Q1: How to quickly understand the approximate concentration range of COD samples? Answer: Take 2.5mL of COD water sample, add D/E consumables and shake it continuously. You can judge the approximate concentration of COD in the water sample by color. The closer the color is to blue-green, the grea...Read more -
Lianhua Technology’s Highlights in 2024: Innovation in Water Quality Testing, Honor and Public Welfare
In the era of rapid development of environmental testing, Lianhua Technology has always been at the forefront, and in 2024, it has achieved remarkable results. This year, Lianhua Technology has continued to deepen its efforts in the field of water quality testing with its outstanding innovation c...Read more -
New and upgraded | LH-BOD306 biochemical oxygen demand meter, micro host, intelligent detection!
Biochemical Oxygen Demand (BOD5) Meter LH-BOD306 1, Instrument Introduction This instrument is a brand new instrument for measuring BOD in water based on manometric method. It can independently detect bottle caps and simulate the reaction process of the standard HJ505-2009. It is manufactured ac...Read more -
Application cases of LH-C600 in the emergency detection industry
Scenario: [Emergency Detection] Instrument: LH-C600 Background Introduction The case customer is a city environmental monitoring brigade, which needs to monitor COD, ammonia nitrogen, total phosphorus, total nitrogen, hexavalent chromium, zinc, nickel, cadmium and other indicators on a daily bas...Read more -
The role of nitrogen and phosphorus in activated sludge and the calculation of addition!
For industrial wastewater with a single component and a lack of nitrogen and phosphorus nutrients, the timely and appropriate addition of nitrogen and phosphorus nutrients is particularly important. Nitrogen, phosphorus and other nutrients are important factors in maintaining the growth and repro...Read more -
Treatment and detection of oil and fat industrial wastewater
Sources and characteristics of oil and fat wastewater Oil and fat wastewater mainly comes from the continuous alkali refining, hydration, acidification, neutralization, degumming, deodorization, decolorization, washing, filtration and other processes in the leaching, physical and chemical refinin...Read more -
Related knowledge and wastewater testing of textile printing and dyeing wastewater
Textile wastewater is mainly wastewater containing natural impurities, fats, starch and other organic substances generated during the process of raw material cooking, rinsing, bleaching, sizing, etc. Printing and dyeing wastewater is generated in multiple processes such as washing, dyeing, print...Read more -
The 24th Lianhua Technology Skills Training Conference ended, focusing on technological innovation and talent training
Recently, the 24th Lianhua Technology Skills Training Conference was successfully held in Yinchuan Company. This training conference not only demonstrated Lianhua Technology’s firm commitment to technological innovation and talent training, but also provided a valuable opportunity for the ...Read more -
Visit the student aid site in Xining, Qinghai, and witness Lianhua Technology’s nine-year journey of public welfare and student aid
At the beginning of the autumn season, another year of “Love and Student Aid Charity” is about to begin. Recently, Lianhua Technology once again visited Xining, Qinghai, and continued its nine-year chapter of public welfare and student aid with practical actions. This is not only a c...Read more -
Industrial wastewater and water quality testing
Industrial wastewater includes production wastewater, production sewage and cooling water. It refers to wastewater and waste liquid generated in the industrial production process, which contains industrial production materials, intermediate products, by-products and pollutants generated in the pr...Read more -
How to choose solid, liquid, and reagent vials consumables of wastewater testing? Our advice is…
Testing water quality indicators is inseparable from the application of various consumables. Common consumable forms can be divided into three types: solid consumables, liquid consumables, and reagent vials consumables. How do we make the best choice when faced with specific needs? The following ...Read more
